package com.zyinhao;

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

@SpringBootApplication
@MapperScan("com.zyinhao.dao")
public class Springboottest01Application {

	public static void main(String[] args) {
		SpringApplication.run(Springboottest01Application.class, args);
	}

	@Bean
	public CorsFilter corsFilter(){
		final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
		final CorsConfiguration config = new CorsConfiguration();
		config. setAllowCredentials (true) ; // 允许cooicies跨域
		config.addAllowedOrigin("*") ;// #允许向该服务器提交请求的WRI，*表示全部允许，在，如果设成 *，会自动转成当前请求头中的Origin
		config.addAllowedHeader("*") ;// #允许访问的头信息，*表示全部
		config. setMaxAge(18000L);//预检请求的缓存时间（秒），即在这个时间段里，对于相同的跨域请求不会再预检了
		config.addAllowedMethod("OPTIONS");//允许提交请求的方法，*表不全部允许
		config.addAllowedMethod("HEAD");
		config.addAllowedMethod("GET") ;// 允许Get的请求方法
		config.addAllowedMethod("PUT");
		config.addAllowedMethod("POST");
		config.addAllowedMethod("DELETE");
		config.addAllowedMethod("PATCH");
		config.addExposedHeader("Content-Disposition");
		config.addExposedHeader("filename");
		source.registerCorsConfiguration( "/**", config);

		return new CorsFilter(source);
	}

}
